What major trend can you identify in the
progress of african colonialism over the course of the nineteenth
century?

companies passed on production and transportation costs to consumers

what exactly is the question to this?

what

i think i will need more detail to answer if this is a specific question on a test, but technology advancements are good for many industries, such as medicine or food industries, new technology could us in medicine in ways such as new scanners to tell us more about our bodies or new cures or vaccines for diseases.